CN100335554C - Whisker modified spiral polyvinyl-chloride pipe material composition for sanitary ware and its pipe material producing method and use - Google Patents
Whisker modified spiral polyvinyl-chloride pipe material composition for sanitary ware and its pipe material producing method and use Download PDFInfo
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- CN100335554C CN100335554C CNB2005100180363A CN200510018036A CN100335554C CN 100335554 C CN100335554 C CN 100335554C CN B2005100180363 A CNB2005100180363 A CN B2005100180363A CN 200510018036 A CN200510018036 A CN 200510018036A CN 100335554 C CN100335554 C CN 100335554C
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Abstract
The present invention discloses a magnesium salt whisker modified PVC composition and a praparing method and use of a spiral pipe material thereof. The composition is a novel modified material which is formed by blending a composition mixed by plyvinyl chloride resin, a stabilizing agent, a plasticizing agent, lubricant and a modifying agent in proper proportioning and a magnesium salt whisker modified granular material prepared by whisker materials, the plyvinyl chloride resin, dispersant, a coupling agent and the lubricant in proper proportional according to certain proportional. A modified enhancement winding hose produced by adopting the composition through melt extrusion has favorable thermotolerance and tensile strength. The present invention is used for conveying hot water of sanitary bathing devices and preventing hot deformation and hot negative pressure deformation, the safety factor is enhanced, and the present invention reaches to the index requirements for being exported to American.
Description
One, technical field:
The present invention relates to a kind of plastics composite, particularly a kind of whisker modified spiral polyvinyl chloride hose material composition and method of making the same that is used for the sanitary ware delivery.
Two, background technology:
Polyvinyl chloride (PVC) is used to make various soft or hard tubing, and is widely applied in industry, agricultural and the vast resident living.Along with socioeconomic continuous development, improving constantly of broad masses of the people's standard of living especially, people require also more and more higher to the quality standard of daily necessities.Sanitary ware has been indispensablely in the vast resident living to use product now, but with the poor heat resistance of the matching used delivery flexible pipe-polychloroethylene pipes of sanitary ware, toughness, intensity are low, ageing resistance is poor, work-ing life is short, and safety performance is low, does not reach people's demand;
Three, summary of the invention:
The objective of the invention is: overcome deficiency of the prior art, improve intensity, heat resisting temperature, rigidity and the dimensional stability of sanitary ware delivery flexible pipe, a kind of whisker modified spiral polyvinyl chloride hose material composition and method of making the same that is used for the sanitary ware delivery is provided.
Technical scheme of the present invention is:
A kind of whisker modified polychloroethylene composition, said composition is made up of polychloroethylene pipes compound and whisker modified material, and is specifically composed as follows:
(1) each component of described polychloroethylene pipes compound and weight percentage are: polyvinyl chloride (PVC) RESINS 40～90%, stablizer 3～10%, softening agent 10～70%, properties-correcting agent 1～10%, lubricant 0.5～5%, tinting material 0.2～5%, more than each component summation be 100%;
(2) each component of described whisker modified material and weight percentage are: magnesium salt whisker 5～30%, polyvinyl chloride (PVC) RESINS 64～91%, dispersion agent 1～2%, coupling agent 2%, lubricant 0.5～5%;
(3) ratio of described polychloroethylene pipes compound and whisker modified material is 90～60%: 10～40%.
In above-mentioned whisker modified polychloroethylene composition, the polymerization degree of polyvinyl chloride (PVC) RESINS is 1000～1350 in the described polychloroethylene pipes compound; Stablizer is the lead salts stablizer, or is metallic soap class stablizer, or is compound stablizer; Softening agent is a phthalic ester series; Properties-correcting agent is chlorinatedpolyethylene, or is acrylate copolymer; Lubricant is a paraffin, or is stearic acid, or is oxidic polyethylene, or is polyethylene wax; Tinting material is a pigment dyestuff, or is mineral dye.
In above-mentioned whisker modified polychloroethylene composition, described stablizer is a tribasic lead sulfate, or be dibasic lead stearate, or be lead stearate, or be the lead base one package stabilizer, or be calcium-zinc composite stabilizer, or be rare-earth stabilizer, described softening agent is a dioctyl phthalate (DOP), or is dibutyl phthalate.
At above-mentioned whisker modified polychloroethylene composition, described polychloroethylene pipes compound is by the proportioning blanking, placing high-speed mixer to mix in the material for preparing stirred 8～15 minutes, the high-speed mixer rotating speed is 800～2500 commentaries on classics/min, temperature rises to 80～130 ℃, put into cold mixer, cooling and stirring 8～20 minutes, temperature＜40 ℃ discharging.
Above-mentioned whisker modified polychloroethylene composition, the polymerization degree of polyvinyl chloride (PVC) RESINS is 600～800 in the described whisker modified material, dispersion agent is TAS-2A, or is TAS-1A, or is TAS-3A; Coupling agent is TO-4, or is phthalate, or is the aluminium esters of gallic acid, or is silane series; Lubricant is a paraffin, or is stearic acid, or is oxidic polyethylene, or is polyethylene wax.
Above-mentioned whisker modified polychloroethylene composition, magnesium salt whisker in the described whisker modified material was put in 80～120 ℃ of drying in oven 1～4 hour, be cooled to take out behind the normal temperature and put into high-speed mixer and stirred 3～15 minutes, the high-speed mixer rotating speed is 800～2500 commentaries on classics/min, add dispersion agent TAS-2A, coupling agent TO-4 material, when continuing to be stirred to temperature and rising to 65～120 ℃, add mean polymerisation degree again and be 600～800 polyvinyl chloride (PVC) RESINS, stirred 3～10 minutes, change cold mixer again over to and be stirred to temperature≤40 ℃ discharging, to expect granulation in the twin screw extruder of special screw combinations then, 150～210 ℃ of processing temperatures, screw speed is 80～200 commentaries on classics/min, makes particle diameter 1.5～4mm, the whisker modified material of length 2～5mm.
The manufacture method that the whisker modified polychloroethylene composition of a kind of usefulness is produced spiral reinforced polyvinyl chloride flexible pipe, detailed step is as follows:
Whisker modified material and polyvinyl chloride compound are mixed in proportion, mix the back and in high-speed mixer, stir discharging in 5～15 minutes, with two coextrusion of single screw extrusion machine, the soft material of single screw extrusion machine, a single screw extrusion machine is expected with hard, produce spiral reinforced polyvinyl chloride flexible pipe with twining composite algorithm, screw slenderness ratio L/D=20～30/1, it is 150～200 ℃ that tubing is extruded Heating temperature, head temperature is 180～230 ℃, the traction rotating speed is 500～1600 commentaries on classics/min, 3～40 ℃ of coolant water temperatures.
The manufacture method that the whisker modified polychloroethylene composition of described usefulness is produced spiral reinforced polyvinyl chloride flexible pipe, every length of spiral reinforced polyvinyl chloride winding tube of preparation 〉=10 meters.
Utilize the spiral reinforced polyvinyl chloride flexible pipe of the whisker modified polychloroethylene composition preparation of the present invention to be mainly used in the sanitary ware delivery, can effectively prevent the distortion of thermal distortion and hot negative pressure, improve its safety coefficient.
Positive beneficial effect of the present invention is:
The magnesium salt whisker (M-HOS) that the invention provides in the whisker modified polychloroethylene composition is a kind of novel single crystal fibre shape rigid inorganic material, diameter≤1 μ m, length 30～100 μ m, be the supporting material of macromolecular material, can improve intensity, heat resisting temperature, rigidity and the dimensional stability of product.Carry out blending and modifying with magnesium salt whisker and polyvinyl chloride, can remedy its poor heat resistance, the deficiency that intensity is low.The modification of producing strengthens twines flexible pipe, and after testing, heat resisting temperature is brought up to 83 ℃ by original 79 ℃, and tensile strength is brought up to 49.2MPa by 42MPa, and density is by 1.41g/cm
3Bring up to 1.48g/cm
3The tubing that is gone out by whisker modified polychloroethylene pipes composition production is applicable to the sanitary ware delivery, prevents the distortion of thermal distortion and hot negative pressure, has improved safety coefficient.Pipe performance reaches the index request of the outlet U.S..The present invention can also develop broadened application in other field.
Four, specific embodiment:
Below by example in detail the present invention, but technical scope of the present invention is not limited only to following embodiment.
Embodiment 1
1) in the polyvinyl chloride (PVC) RESINS (polymerization degree is 1000) of 100 parts of weight parts, adds 4 parts of tribasic lead sulfates, 2.5 parts of dibasic lead stearates, 50 parts of dioctyl phthalate (DOP)s (DOP), 8 parts of chlorinatedpolyethylenees (CPE), 0.5 part of lubricant paraffin, 0.15 part of stearic acid, 0.8 part of tinting material.Place high-speed mixer to mix and stirred 8～15 minutes, (high-speed mixer rotating speed 800～2500 commentaries on classics/min) temperature rises to 110～130 ℃, puts into cold mixer, cooling and stirring 8～20 minutes, and temperature＜40 ℃ discharging promptly gets the polyvinyl chloride compound, and is standby.
2) magnesium salt whisker was put in 80～120 ℃ of drying in oven 1～4 hour, be cooled to 5 parts of weight parts of magnesium salt whisker of normal temperature, put into high-speed mixer stir 3～15 minutes (high-speed mixer rotating speed 800～2500 changes/min), add 1 part of TAS-2A, 2 parts of TO-4 when continuing to be stirred to temperature and rising to 105 ℃, add mean polymerisation degree again and be 91 parts and 1 part paraffin of polyvinyl chloride (PVC) RESINS of 600, stirred 3～10 minutes, and changed cold mixer again over to and be stirred to temperature≤40 ℃ discharging.To expect granulation in the twin screw extruder of special screw combinations then, 150～210 ℃ of processing temperatures, screw speed is 80～200 commentaries on classics/min.Make particle diameter 1.5～4mm, the whisker modified material of length 2～5mm.Promptly get whisker modified material, standby.
3) will stir discharging in 5～15 minutes in 10 parts of whisker modified material of weight part and 90 parts of polyvinyl chloride compounds input high-speed mixers.Then, produce spiral reinforced polyvinyl chloride flexible pipe with twining composite algorithm with material two coextrusion of single screw extrusion machine (use soft material for, use hard material for) that mix.Screw slenderness ratio L/D=20～30/1, it is 150～200 ℃ that tubing is extruded Heating temperature, head temperature is 180～230 ℃, the traction rotating speed is 500～1600 commentaries on classics/min, 3～40 ℃ of coolant water temperatures, producing length is 15 meters, has the whisker modified spiral polychloroethylene pipes of good heat resistance and tensile strength.
Embodiment 2
1) in the polyvinyl chloride (PVC) RESINS (polymerization degree is 1000) of 100 parts of weight parts, adds 5 parts of tribasic lead sulfates, 2 parts of dibasic lead stearates, 50 parts of dioctyl phthalate (DOP)s (DOP), 10 parts of dibutyl phthalates (DBP), 8.5 parts of chlorinatedpolyethylenees (CPE), 0.5 part of paraffin, 0.2 part of stearic acid, 0.85 part of tinting material.Place high-speed mixer to mix and stirred 8～15 minutes, (high-speed mixer rotating speed 800～2500 commentaries on classics/min) temperature rises to 125 ℃, puts into cold mixer, cooling and stirring 8～20 minutes, temperature＜40 ℃ discharging.Promptly get the polyvinyl chloride compound, standby.
2) magnesium salt whisker was put in 80～120 ℃ of drying in oven 1～4 hour, be cooled to 8 parts of weight parts of magnesium salt whisker of normal temperature, put into high-speed mixer stir 3～15 minutes (high-speed mixer rotating speed 800～2500 changes/min), add 1.5 parts of TAS-2A, 2 parts of TO-4 when continuing to be stirred to temperature and rising to 105 ℃, add mean polymerisation degree again and be 87.5 parts and 1 part paraffin of polyvinyl chloride (PVC) RESINS of 600, stirred 3～10 minutes, and changed cold mixer again over to and be stirred to temperature≤40 ℃ discharging.To expect granulation in the twin screw extruder of special screw combinations then, 150～210 ℃ of processing temperatures, screw speed is 80～200 commentaries on classics/min.Make particle diameter 1.5～4mm, the whisker modified material of length 2～5mm promptly gets whisker modified material, and is standby.
3) will stir discharging in 5～15 minutes in 15 parts of whisker modified material of weight part and 85 parts of polyvinyl chloride compounds input high-speed mixers.Then, produce spiral reinforced polyvinyl chloride flexible pipe with twining composite algorithm with material two coextrusion of single screw extrusion machine (use soft material for, use hard material for) that mix.Screw slenderness ratio L/D=20～30/1, it is 150～200 ℃ that tubing is extruded Heating temperature, head temperature is 180～230 ℃, the traction rotating speed is 500～1600 commentaries on classics/min, 3～40 ℃ of coolant water temperatures, producing length is 23 meters, has the whisker modified spiral polychloroethylene pipes of good heat resistance and tensile strength.
Embodiment 3
1) in the polyvinyl chloride (PVC) RESINS (polymerization degree is 1200) of 100 parts of weight parts, adds 4 parts of tribasic lead sulfates, 2.5 parts of dibasic lead stearates, 1 part of lead stearate, 50 parts of dioctyl phthalate (DOP)s (DOP), 15 parts of dibutyl phthalates (DBP), 10 parts of chlorinatedpolyethylenees (CPE), 0.5 part of paraffin, 0.2 part of stearic acid, 0.9 part of tinting material.Place high-speed mixer to mix and stirred 8～15 minutes, (high-speed mixer rotating speed 800～2500 commentaries on classics/min) temperature rises to 100 ℃, puts into cold mixer, cooling and stirring 8～20 minutes, and temperature＜40 ℃ discharging promptly gets the polyvinyl chloride compound, and is standby.
2) magnesium salt whisker was put in 80～120 ℃ of drying in oven 1～4 hour, be cooled to 10 parts of weight parts of magnesium salt whisker of normal temperature, put into high-speed mixer stir 3～15 minutes (high-speed mixer rotating speed 800～2500 changes/min), add 1.8 parts of TAS-2A, 2 parts of TO-4 when continuing to be stirred to temperature and rising to 80 ℃, add mean polymerisation degree again and be 85.2 parts and 1 part paraffin of polyvinyl chloride (PVC) RESINS of 600, stirred 3～10 minutes, and changed cold mixer again over to and be stirred to temperature≤40 ℃ discharging.To expect granulation in the twin screw extruder of special screw combinations then, 150～210 ℃ of processing temperatures, screw speed is 80～200 commentaries on classics/min.Make particle diameter 1.5～4mm, the whisker modified material of length 2～5mm.Promptly get whisker modified material, standby.
3) will stir discharging in 5～15 minutes in 20 parts of whisker modified material of weight part and 80 parts of polyvinyl chloride compounds input high-speed mixers.Then, produce spiral reinforced polyvinyl chloride flexible pipe with twining composite algorithm with material two coextrusion of single screw extrusion machine (use soft material for, use hard material for) that mix.Screw slenderness ratio L/D=20～30/1, it is 150～200 ℃ that tubing is extruded Heating temperature, head temperature is 180～230 ℃, the traction rotating speed is 500～1600 commentaries on classics/min, 3～40 ℃ of coolant water temperatures, producing length is 19 meters, has the whisker modified spiral polychloroethylene pipes of good heat resistance and tensile strength.
Embodiment 4
1) in the polyvinyl chloride (PVC) RESINS (polymerization degree is 1200) of 100 parts of weight parts, adds 4 parts of tribasic lead sulfates, 3 parts of dibasic lead stearates, 1 part of lead stearate, 50 parts of dioctyl phthalate (DOP)s (DOP), 30 parts of dibutyl phthalates (DBP), 10 parts of properties-correcting agent chlorinatedpolyethylenees (CPE), 0.5 part of paraffin, 0.3 part of stearic acid, 1 part of tinting material.Place high-speed mixer to mix and stirred 8～15 minutes, (high-speed mixer rotating speed 800～2500 commentaries on classics/min) temperature rises to 100 ℃, puts into cold mixer, cooling and stirring 8～20 minutes, temperature＜40 ℃ discharging.Promptly get the polyvinyl chloride compound, standby.
2) magnesium salt whisker was put in 80～120 ℃ of drying in oven 1～4 hour, be cooled to 12 parts of weight parts of magnesium salt whisker of normal temperature, put into high-speed mixer stir 3～15 minutes (high-speed mixer rotating speed 800～2500 changes/min), add 1.8 parts of TAS-2A, 2 parts of TO-4 when continuing to be stirred to temperature and rising to 80 ℃, add mean polymerisation degree again and be 83.2 parts and 1 part paraffin of polyvinyl chloride (PVC) RESINS of 600, stirred 3～10 minutes, and changed cold mixer again over to and be stirred to temperature≤40 ℃ discharging.To expect granulation in the twin screw extruder of special screw combinations then, 150～210 ℃ of processing temperatures, screw speed is 80～200 commentaries on classics/min.Make particle diameter 1.5～4mm, the whisker modified material of length 2～5mm.Promptly get whisker modified material, standby.
3) will stir discharging in 5～15 minutes in 25 parts of whisker modified material of weight part and 75 parts of polyvinyl chloride compounds input high-speed mixers.Then, produce spiral reinforced polyvinyl chloride flexible pipe with twining composite algorithm with material two coextrusion of single screw extrusion machine (use soft material for, use hard material for) that mix.Screw slenderness ratio L/D=20～30/1, it is 150～200 ℃ that tubing is extruded Heating temperature, head temperature is 180～230 ℃, the traction rotating speed is 500～1600 commentaries on classics/min, 3～40 ℃ of coolant water temperatures, producing length is 32 meters whisker modified spiral polychloroethylene pipes with good heat resistance and tensile strength.
Embodiment 5
1) in the polyvinyl chloride (PVC) RESINS (polymerization degree is 1300) of 100 parts of weight parts, adds 5 parts of tribasic lead sulfates, 3.5 parts of lead stearates, 60 parts of dioctyl phthalate (DOP)s (DOP), 25 parts of dibutyl phthalates (DBP), 11 parts of chlorinatedpolyethylenees (CPE), 0.5 part of paraffin, 0.4 part of stearic acid, 1.1 parts of tinting materials.Place high-speed mixer to mix and stirred 8～15 minutes, (high-speed mixer rotating speed 800～2500 commentaries on classics/min) temperature rises to 110 ℃, puts into cold mixer, cooling and stirring 8～20 minutes, and temperature＜40 ℃ discharging promptly gets the polyvinyl chloride compound, and is standby.
2) magnesium salt whisker was put in 80～120 ℃ of drying in oven 1～4 hour, be cooled to 15 parts of weight parts of magnesium salt whisker of normal temperature, put into high-speed mixer stir 3～15 minutes (high-speed mixer rotating speed 800～2500 changes/min), add 2 parts of TAS-2A, 2 parts of TO-4 when continuing to be stirred to temperature and rising to 95 ℃, add mean polymerisation degree again and be 79.5 parts, 1 part paraffin of polyvinyl chloride (PVC) RESINS and 0.5 part of stearic acid of 800, stirred 3～10 minutes, and changed cold mixer again over to and be stirred to temperature≤40 ℃ discharging.To expect granulation in the twin screw extruder of special screw combinations then, 150～210 ℃ of processing temperatures, screw speed is 80～200 commentaries on classics/min.Make particle diameter 1.5～4mm, the whisker modified material of length 2～5mm promptly gets whisker modified material, and is standby.
3) will stir discharging in 5～15 minutes in 30 parts of whisker modified material of weight part and 70 parts of polyvinyl chloride compounds input high-speed mixers.Then, produce spiral reinforced polyvinyl chloride flexible pipe with twining composite algorithm with material two coextrusion of single screw extrusion machine (use soft material for, use hard material for) that mix.Screw slenderness ratio L/D=20～30/1, it is 150～200 ℃ that tubing is extruded Heating temperature, head temperature is 180～230 ℃, the traction rotating speed is 500～1600 commentaries on classics/min, 3～40 ℃ of coolant water temperatures, producing length is 14 meters, has the whisker modified spiral polychloroethylene pipes of good heat resistance and tensile strength.
Embodiment 6
1) in the polyvinyl chloride (PVC) RESINS (polymerization degree is 1200) of 100 parts of weight parts, adds 10 parts of calcium-zinc composite stabilizers, 25 parts of dioctyl phthalate (DOP)s (DOP), 50 parts of dibutyl phthalates (DBP), 10 parts of acrylic acid ester copolymers (ACR), 0.5 part of paraffin, 0.5 part of stearic acid, 1.2 parts of tinting materials.Place high-speed mixer to mix and stirred 8～15 minutes, (high-speed mixer rotating speed 800～2500 commentaries on classics/min) temperature rises to 125 ℃, puts into cold mixer, cooling and stirring 8～20 minutes, and temperature＜40 ℃ discharging promptly gets the polyvinyl chloride compound, and is standby.
2) magnesium salt whisker was put in 80～120 ℃ of drying in oven 1～4 hour, be cooled to 20 parts of weight parts of magnesium salt whisker of normal temperature, put into high-speed mixer stir 3～15 minutes (high-speed mixer rotating speed 800～2500 changes/min), add 2 parts of TAS-2A, 2 parts of TO-4 when continuing to be stirred to temperature and rising to 100 ℃, add mean polymerisation degree again and be 74 parts, 1 part paraffin of polyvinyl chloride (PVC) RESINS and 1 part of stearic acid of 800, stirred 3～10 minutes, and changed cold mixer again over to and be stirred to temperature≤40 ℃ discharging.To expect granulation in the twin screw extruder of special screw combinations then, 150～210 ℃ of processing temperatures, screw speed is 80～200 commentaries on classics/min.Make particle diameter 1.5～4mm, the whisker modified material of length 2～5mm promptly gets whisker modified material, and is standby.
3) will stir discharging in 5～15 minutes in 35 parts of whisker modified material of weight part and 65 parts of polyvinyl chloride compounds input high-speed mixers.Then, produce spiral reinforced polyvinyl chloride flexible pipe with twining composite algorithm with material two coextrusion of single screw extrusion machine (use soft material for, use hard material for) that mix.Screw slenderness ratio L/D=20～30/1, it is 150～200 ℃ that tubing is extruded Heating temperature, head temperature is 180～230 ℃, the traction rotating speed is 500～1600 commentaries on classics/min, 3～40 ℃ of coolant water temperatures, producing length is 22 meters, has the whisker modified spiral polychloroethylene pipes of good heat resistance and tensile strength.
Embodiment 7
1) in the polyvinyl chloride (PVC) RESINS (polymerization degree is 1200) of 100 parts of weight parts, adds 6 parts of compound stablizers of rare earth, 25 parts of dioctyl phthalate (DOP)s (DOP), 50 parts of dibutyl phthalates (DBP), 10 parts of acrylic acid ester copolymers (ACR), 0.5 part of paraffin, 0.6 part of stearic acid, 1.3 parts of tinting materials.Place high-speed mixer to mix and stirred 8～15 minutes, (high-speed mixer rotating speed 800～2500 commentaries on classics/min) temperature rises to 125 ℃, puts into cold mixer, cooling and stirring 8～20 minutes, and temperature＜40 ℃ discharging promptly gets the polyvinyl chloride compound, and is standby.
2) magnesium salt whisker was put in 80～120 ℃ of drying in oven 1～4 hour, be cooled to 30 parts of weight parts of magnesium salt whisker of normal temperature, put into high-speed mixer stir 3～15 minutes (high-speed mixer rotating speed 800～2500 changes/min), add 2 parts of TAS-2A, 2 parts of TO-4 when continuing to be stirred to temperature and rising to 110 ℃, add mean polymerisation degree again and be 64 parts, 1 part paraffin of polyvinyl chloride (PVC) RESINS and 1 part of stearic acid of 800, stirred 3～10 minutes, and changed cold mixer again over to and be stirred to temperature≤40 ℃ discharging.To expect granulation in the twin screw extruder of special screw combinations then, 150～210 ℃ of processing temperatures, screw speed is 80～200 commentaries on classics/min.Make particle diameter 1.5～4mm, the whisker modified material of length 2～5mm, it is standby promptly to get whisker modified material.
3) will stir discharging in 5～15 minutes in 40 parts of whisker modified material of weight part and 70 parts of polyvinyl chloride compounds input high-speed mixers.Then, produce spiral reinforced polyvinyl chloride flexible pipe with twining composite algorithm with material two coextrusion of single screw extrusion machine (use soft material for, use hard material for) that mix.Screw slenderness ratio L/D=20～30/1, it is 150～200 ℃ that tubing is extruded Heating temperature, head temperature is 180～230 ℃, the traction rotating speed is 500～1600 commentaries on classics/min, 3～40 ℃ of coolant water temperatures, producing length is 18 meters, has the whisker modified spiral polychloroethylene pipes of good heat resistance and tensile strength.
Claims (8)
1. whisker modified polychloroethylene composition, said composition is made up of polychloroethylene pipes compound and whisker modified material, it is characterized in that:
(1) each component of described polychloroethylene pipes compound and weight percentage are: polyvinyl chloride (PVC) RESINS 40～90%, stablizer 3～10%, softening agent 10～70%, properties-correcting agent 1～10%, lubricant 0.5～5%, tinting material 0.2～5%, more than each component summation be 100%;
(2) each component of described whisker modified material and weight percentage are: magnesium salt whisker 5～30%, polyvinyl chloride (PVC) RESINS 64～91%, dispersion agent 1～2%, coupling agent 2%, lubricant 0.5～5%;
(3) ratio of described polychloroethylene pipes compound and whisker modified material is 90～60%: 10～40%.
2. whisker modified polychloroethylene composition according to claim 1 is characterized in that: the polymerization degree of polyvinyl chloride (PVC) RESINS is 1000～1350 in the described polychloroethylene pipes compound; Stablizer is the lead salts stablizer, or is metallic soap class stablizer, or is compound stablizer; Softening agent is a phthalic ester series; Properties-correcting agent is chlorinatedpolyethylene, or is acrylate copolymer; Lubricant is a paraffin, or is stearic acid, or is oxidic polyethylene, or is polyethylene wax; Tinting material is a pigment dyestuff, or is mineral dye.
3. whisker modified polychloroethylene composition according to claim 2 is characterized in that: described stablizer is a tribasic lead sulfate, or is dibasic lead stearate, or be lead stearate, or be the lead base one package stabilizer, or be calcium-zinc composite stabilizer, or be rare-earth stabilizer; Described softening agent is a dioctyl phthalate (DOP), or is dibutyl phthalate.
4. whisker modified polychloroethylene composition according to claim 1, it is characterized in that: described polychloroethylene pipes compound is by the proportioning blanking, placing high-speed mixer to mix in the material for preparing stirred 8～15 minutes, the high-speed mixer rotating speed is 800～2500 commentaries on classics/min, temperature rises to 80～130 ℃, put into cold mixer, cooling and stirring 8～20 minutes, temperature＜40 ℃ discharging.
5. whisker modified polychloroethylene composition according to claim 1 is characterized in that: the polymerization degree of polyvinyl chloride (PVC) RESINS is 600～800 in the described whisker modified material, and dispersion agent is TAS-2A, or is TAS-1A, or is TAS-3A; Coupling agent is TO-4, or is phthalate, or is the aluminium esters of gallic acid, or is silane series; Lubricant is a paraffin, or is stearic acid, or is oxidic polyethylene, or is polyethylene wax.
6. whisker modified polychloroethylene composition according to claim 1, it is characterized in that: described whisker modified material was put in 80～120 ℃ of drying in oven 1～4 hour with magnesium salt whisker earlier, be cooled to take out behind the normal temperature and put into high-speed mixer and stirred 3～15 minutes, the rotating speed of high-speed mixer is 800～2500 commentaries on classics/min, add dispersion agent TAS-2A, coupling agent TO-4 material, when continuing to be stirred to temperature and rising to 65～120 ℃, add mean polymerisation degree again and be 600～800 polyvinyl chloride (PVC) RESINS, stirred 3～10 minutes, change cold mixer again over to and be stirred to temperature≤40 ℃ discharging, to expect granulation in the twin screw extruder of special screw combinations then, 150～210 ℃ of processing temperatures, screw speed is 80～200 commentaries on classics/min, makes particle diameter 1.5～4mm, the whisker modified material of length 2～5mm.
7. manufacture method of producing spiral reinforced polyvinyl chloride flexible pipe with whisker modified polychloroethylene composition, it is characterized in that: the polyvinyl chloride compound is mixed by the described weight percent of claim 1 with whisker modified material, mix the back and in high-speed mixer, stir discharging in 5～15 minutes, with two coextrusion of single screw extrusion machine, the soft material of single screw extrusion machine, a single screw extrusion machine is expected with hard, produce spiral reinforced polyvinyl chloride flexible pipe with twining composite algorithm, screw slenderness ratio L/D=20～30/1, it is 150～200 ℃ that tubing is extruded Heating temperature, head temperature is 180～230 ℃, the traction rotating speed is 500～1600 commentaries on classics/min, 3～40 ℃ of coolant water temperatures.
8. the manufacture method that the whisker modified polychloroethylene composition of usefulness according to claim 7 is produced spiral reinforced polyvinyl chloride flexible pipe is characterized in that: prepared every length of spiral reinforced polyvinyl chloride winding tube 〉=10 meters.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100180363A CN100335554C (en) | 2005-09-26 | 2005-09-26 | Whisker modified spiral polyvinyl-chloride pipe material composition for sanitary ware and its pipe material producing method and use |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100180363A CN100335554C (en) | 2005-09-26 | 2005-09-26 | Whisker modified spiral polyvinyl-chloride pipe material composition for sanitary ware and its pipe material producing method and use |
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| Publication Number | Publication Date |
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| CN1749307A CN1749307A (en) | 2006-03-22 |
| CN100335554C true CN100335554C (en) | 2007-09-05 |
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| CN100443794C (en) * | 2006-05-18 | 2008-12-17 | 漯河科莱堡洁具配件有限公司 | Plastic web screw vein winded polychloroethylene flexible pipe and its production method |
| CN110894328B (en) * | 2019-11-29 | 2021-12-17 | 漯河科莱堡科技有限公司 | Inner composite enhancement layer spiral winding PVC hose for sanitary ware and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1294148A (en) * | 1999-11-02 | 2001-05-09 | 海尔科化工程塑料国家工程研究中心有限公司 | Non-toxic polyvinyl chloride composition and its preparing process |
| CN1381518A (en) * | 2002-03-05 | 2002-11-27 | 北京空心微珠技术发展中心 | Strengthening and toughening composition for polyvinyl chloride product and its preparing process |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1294148A (en) * | 1999-11-02 | 2001-05-09 | 海尔科化工程塑料国家工程研究中心有限公司 | Non-toxic polyvinyl chloride composition and its preparing process |
| CN1381518A (en) * | 2002-03-05 | 2002-11-27 | 北京空心微珠技术发展中心 | Strengthening and toughening composition for polyvinyl chloride product and its preparing process |
Non-Patent Citations (1)
| Title |
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| 聚氯乙烯/钛酸钾晶须复合材料性能的研究 熊英等，塑料工业，第32卷第4期 2004 * |
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